Figure i'd post them here if you arent a fan of him on his facebook:
https://github.com/trash80/Betawave
Betawave- It's a low CPU usage wave shape sequencer designed for Ableton's drum rack. Video usage is easier to explain:
https://github.com/trash80/BlitterSynth
LSDJ-eqsue Wavesynth
Requires Max4live, as the topic indicates.